Open Access statistics for Columbia University, United States, covering academic research published from 2000 to 2025. Read More.
Open Access Percentage
54%
Total
Publications
240K
Total Open
Publications
129K
Total
Citations
13M
Open Access
Percentage
54%
Total
Publications
240K
Total Open
Publications
129K
Total
Citations
13M
Breakdown
Publisher Open
13%
Both
22%
Other Platform Open
18%
Closed
47%
Percentage of Open Access over time
Publisher Open
Both
Other Platform Open
Closed
Volume of Open Access over time
Open
Closed
Publisher Open
OA Journal 45%
38K
Hybrid 17%
14K
No Guarantees 38%
31K
Other Platform Open
Domain 54%
52K
Institution 40%
39K
Other Internet 24%
23K
Preprint 16%
16K
Public 2%
2.4K
Other Platform Locations
Name | Platform Type | Publications |
|---|---|---|
PubMed Central | Domain | 52K |
DOI | Other Internet | 23K |
doaj.org OAI-PMH Repository | Institution | 16K |
arXiv | Preprint | 10K |
Office of Scientific and Technical Information | Institution | 9.4K |
Unknown Repository | Other Internet | 3.4K |
bioRxiv | Preprint | 3.2K |
California Digital Library | Institution | 2.6K |
Figshare | Public | 2.2K |
Royal Netherlands Academy of Arts and Sciences | Institution | 2.1K |
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